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Autonomous System

AS39184

UltraNET Ltd

Announced IPs
55,808
CIDR prefixes
41
ASN
AS39184

Reputation · trust score

A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.

70/100
Moderate
How this score is built

Experimental · trust-vectors model v1.3.0 — a transparent heuristic, not a definitive verdict. How it works →

Network profile

Source: PeeringDB →
Network type Cable/DSL/ISP
Traffic level 50-100Gbps
Geographic scope Regional
Traffic ratio Mostly Inbound
Peering policy Open
IRR record RIPE::AS-SET-ULTRANET

Present at 1 internet exchange: BIX.BG: Main

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
77.76.32.0/19 8.2K
0.0%
UltraNET Ltd BG Kyustendil Saparevo
77.77.0.0/19 8.2K
1.6%
UltraNET Ltd BG Blagoevgrad Sandanski
77.77.32.0/20 4.1K
0.3%
UltraNET Ltd BG Blagoevgrad Sandanski
80.78.224.0/20 4.1K
0.1%
UltraNET Ltd BG Blagoevgrad Gotse Delchev
88.80.96.0/20 4.1K
0.3%
UltraNET Ltd BG Blagoevgrad Sandanski
213.149.128.0/20 4.1K
0.0%
UltraNET Ltd BG Blagoevgrad Gotse Delchev
77.77.56.0/21 2.0K
0.0%
UltraNET Ltd BG — —
88.80.112.0/21 2.0K
0.1%
UltraNET Ltd BG Blagoevgrad Petrich
5.133.92.0/22 1.0K
24.5%
UltraNET Ltd BG Kyustendil Kyustendil
5.181.28.0/22 1.0K
49.0%
UltraNET Ltd BG — —
5.183.228.0/22 1.0K
1.6%
UltraNET Ltd BG Blagoevgrad Petrich
45.65.68.0/22 1.0K
0.1%
UltraNET Ltd BG Blagoevgrad Blagoevgrad
45.67.88.0/22 1.0K
0.2%
UltraNET Ltd BG Vratsa Vratsa
77.77.52.0/22 1.0K
0.0%
UltraNET Ltd BG — —
88.80.120.0/22 1.0K
0.0%
UltraNET Ltd BG Blagoevgrad Sandanski
185.116.92.0/22 1.0K
0.2%
UltraNET Ltd BG Blagoevgrad Petrich
185.247.56.0/22 1.0K
0.0%
UltraNET Ltd BG Kyustendil Dupnitsa
193.161.132.0/22 1.0K
0.0%
UltraNET Ltd BG Kyustendil Kyustendil
213.149.148.0/22 1.0K
0.0%
UltraNET Ltd BG Blagoevgrad Petrich
77.77.50.0/23 512
0.0%
UltraNET Ltd BG — —
80.72.70.0/23 512
0.0%
UltraNET Ltd BG Blagoevgrad Petrich
85.95.86.0/23 512
0.0%
UltraNET Ltd US — —
88.80.124.0/23 512
0.0%
UltraNET Ltd BG Kyustendil Dupnitsa
185.253.156.0/23 512
0.0%
UltraNET Ltd BG Blagoevgrad Sandanski
213.149.146.0/23 512
0.0%
UltraNET Ltd BG — —
213.149.152.0/23 512
0.2%
UltraNET Ltd BG — —
213.149.158.0/23 512
0.8%
UltraNET Ltd BG — —
77.77.48.0/24 256
0.0%
UltraNET Ltd BG — —
80.72.65.0/24 256
0.0%
UltraNET Ltd BG Kyustendil Dupnitsa
80.72.67.0/24 256
0.0%
UltraNET Ltd BG — —
80.72.73.0/24 256
0.0%
UltraNET Ltd BG Blagoevgrad Petrich
80.72.74.0/24 256
0.0%
UltraNET Ltd BG Blagoevgrad Petrich
80.72.76.0/24 256
0.0%
UltraNET Ltd BG — —
80.72.79.0/24 256
0.0%
UltraNET Ltd BG Kyustendil Kyustendil
80.72.83.0/24 256
0.0%
UltraNET Ltd BG — —
80.72.94.0/24 256
0.0%
UltraNET Ltd BG — —
85.95.88.0/24 256
0.0%
UltraNET Ltd US — —
88.80.126.0/24 256
0.0%
UltraNET Ltd BG — —
185.253.158.0/24 256
0.4%
UltraNET Ltd BG Blagoevgrad Sandanski
213.149.144.0/24 256
0.0%
UltraNET Ltd BG — —
213.149.155.0/24 256
0.0%
UltraNET Ltd BG — —

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS39184 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
80.78.238.0/24 97,660 2026-11-09 01:46:40
185.253.156.0/24 68,499 2026-11-09 01:46:40
185.253.158.0/24 68,455 2026-11-09 01:46:40
213.149.135.0/24 65,264 2026-11-09 01:46:40
213.149.151.0/24 65,236 2026-11-09 01:46:40
213.149.134.0/24 65,229 2026-11-09 01:46:40
185.253.157.0/24 63,361 2026-11-09 01:46:40
80.78.234.0/24 60,878 2026-11-09 01:46:40
77.76.33.0/24 60,808 2026-11-09 01:46:40
80.72.74.0/24 60,758 2026-11-09 01:46:40
80.72.73.0/24 60,725 2026-11-09 01:46:40
80.72.71.0/24 60,691 2026-11-09 01:46:40
88.80.117.0/24 60,647 2026-11-09 01:47:27
88.80.115.0/24 60,630 2026-11-09 01:47:27
88.80.116.0/24 60,601 2026-11-09 01:47:27
88.80.113.0/24 60,598 2026-11-09 01:47:27
88.80.119.0/24 60,551 2026-11-09 01:47:27
5.181.28.0/24 58,734 2026-11-09 01:46:40
45.67.90.0/24 58,585 2026-11-09 01:46:40
5.183.228.0/24 57,964 2026-11-09 01:46:40
185.116.95.0/24 57,736 2026-11-09 01:46:40
185.116.92.0/24 57,717 2026-11-09 01:46:40
185.116.93.0/24 57,699 2026-11-09 01:46:40
77.77.42.0/24 57,690 2026-11-09 01:46:40
185.116.94.0/24 57,626 2026-11-09 01:46:40
80.78.227.0/24 57,519 2026-11-09 01:46:40
80.72.94.0/24 57,518 2026-11-09 01:46:40
80.78.228.0/24 57,513 2026-11-09 01:46:40
80.78.229.0/24 57,502 2026-11-09 01:46:40
80.72.79.0/24 57,495 2026-11-09 01:46:40
193.161.134.0/24 56,635 2026-11-09 01:46:40
193.161.135.0/24 56,612 2026-11-09 01:46:40
80.72.70.0/24 56,404 2026-11-09 01:46:40
77.77.24.0/24 55,754 2026-11-09 01:46:40
77.77.8.0/24 55,721 2026-11-09 01:46:40
77.77.5.0/24 55,673 2026-11-09 01:46:40
77.77.6.0/24 55,666 2026-11-09 01:46:40
88.80.112.0/24 55,436 2026-11-09 01:47:27
185.247.56.0/24 54,302 2026-11-09 01:46:40
80.78.233.0/24 53,909 2026-11-09 01:46:41
80.78.237.0/24 53,857 2026-11-09 01:46:41
185.247.57.0/24 53,243 2026-11-09 01:46:40
77.76.61.0/24 52,984 2026-11-09 01:46:40
193.161.133.0/24 51,786 2026-11-09 01:46:40
80.78.239.0/24 51,479 2026-11-09 01:46:40
5.133.95.0/24 51,108 2026-11-09 01:46:40
5.133.94.0/24 51,062 2026-11-09 01:46:40
5.133.92.0/24 51,040 2026-11-09 01:46:40
213.149.147.0/24 50,459 2026-11-09 01:46:40
213.149.146.0/24 50,437 2026-11-09 01:46:40

Showing top 50 of 200 announced prefixes by sample volume.

Frequently Asked Questions

What is AS39184?

AS39184 is an Autonomous System Number assigned to UltraNET Ltd. An ASN identifies a network that controls a specific set of IP addresses and determines how traffic is routed across the internet via BGP (Border Gateway Protocol).

How many IP addresses does AS39184 announce?

AS39184 announces 55.8K IPv4 addresses distributed across 41 routed CIDR prefixes. The network is registered in Bulgaria.

Who operates AS39184?

AS39184 is operated by UltraNET Ltd. The organization is based in Bulgaria. You can view all IP ranges and related ASNs on the organization page.

What country is AS39184 registered in?

AS39184 is registered in Bulgaria. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-11-09 03:09:05 UTC
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